30-seconds-of-code/tail-of-list.md at 7cc4f81d6f43e38dffcaa32267d24d25fe7211a2

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Hendra Susanto f53f1e4a52 Check for array length in tail function to return the correct value for single-value arrays.

2017-12-13 16:37:41 +07:00

Return arr.slice(1).

const tail = arr => arr.length > 1 ? arr.slice(1) : arr;
// tail([1,2,3]) -> [2,3]
// tail([1]) -> [1]